Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
ten years before
Grammar usage guide and real-world examplesUSAGE SUMMARY
'ten years before' is correct and can be used in written English.
It can be used when referring to a specific time in the past that is ten years before the present moment. For example, "I moved to this city ten years before."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(2)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
56 human-written examples
Ten years before, the ratio was reversed, it said.
News & Media
Ten years before, the father had had a severe stroke and become partly paralyzed.
News & Media
Ten years before, she had attended such a course and found it drier than Death Valley.
News & Media
Ten years before, I was this young kid who dreamed about winning the Tour de France.
News & Media
Ten years before, in 2001-2002, those ratings sat at a 51.9.
News & Media
I'd been there ten years before and I wasn't going back.
News & Media
Ten years before Springsteen, there was Dylan.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
4 human-written examples
Two years before, José had been ambushed.
News & Media
(Vanessa was born two years before, Lynn four years later).
News & Media
Noel, twenty-five years before.
News & Media
You were together seven years before marrying?
News & Media
Expert writing Tips
Best practice
When using "ten years before", ensure the context clearly establishes the reference point in time to which the ten-year period is relative.
Common error
Avoid using "ten years before" without a clearly defined reference point. The reader should easily understand what event or time the phrase is relative to.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "ten years before" functions as a prepositional phrase indicating a time frame of a decade preceding a specific event or point in time. As confirmed by Ludwig AI, this phrase is grammatically correct and widely used. It is often used to provide context or establish a timeline.
Frequent in
News & Media
47%
Science
27%
Academia
12%
Less common in
Wiki
7%
Formal & Business
4%
Reference
3%
Ludwig's WRAP-UP
In summary, "ten years before" is a grammatically sound and commonly used prepositional phrase to denote a period a decade prior to a specific event. As per Ludwig AI, the phrase is correct and appropriate for use in written English. It appears frequently in news, scientific, and academic contexts. To ensure clarity, always provide a reference point for the phrase. Alternatives include "a decade prior" or "ten years earlier", depending on the desired level of formality. By understanding its function and context, writers can effectively use "ten years before" to establish temporal relationships and provide historical perspective in their writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a decade prior
Uses a more formal term ("decade") and a different preposition ("prior") to express the same timeframe.
ten years earlier
Replaces "before" with "earlier" to emphasize the chronological precedence.
ten years in the past
Emphasizes that the time is situated in the past, using a more descriptive phrase.
a decade ago
Uses "ago" to specify the time relative to the present, rather than a relative point in the past.
ten years previously
Substitutes "before" with the more formal adverb "previously".
ten years back
Uses a more informal term "back" to define a past event.
one decade before
Replaces the numeral "ten" with its word-based equivalent "one decade".
in the preceding decade
Uses a more formal structure to refer to the decade leading up to a certain point.
ten year's prior
Uses the possessive form of year and replaces "before" with "prior".
leading up to a decade before
This alternative expresses the action of preparing for a decade of events with before.
FAQs
How can I use "ten years before" in a sentence?
Use "ten years before" to indicate a point in time that occurred a decade prior to another event. For example, "The company was founded "ten years before" the economic crisis."
What's a more formal way to say "ten years before"?
A more formal alternative to "ten years before" is "a decade prior" or "ten years previously". These options add a touch of sophistication to your writing.
Is it correct to say "ten year before" instead of "ten years before"?
No, it is not correct. The phrase should be "ten years before" because "years" is plural, indicating a duration of ten years.
What's the difference between "ten years before" and "ten years after"?
"Ten years before" refers to a time preceding a specified event, while "ten years after" refers to a time following a specified event. They are opposite in temporal direction.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested